@charset "UTF-8";
body,
p,
ul,
ol,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
form,
fieldset,
legend,
input,
select,
textarea,
button,
th,
td,
menu {
  margin: 0;
  padding: 0;
}

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

ul,
dl,
ol {
  list-style: none;
}

img,
fieldset,
input[type="submit"] {
  border: 0 none;
}

em {
  font-style: normal;
}

strong {
  font-weight: normal;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

button,
input[type="button"] {
  cursor: pointer;
  border: 0 none;
}

a,
button,
input,
img {
  -webkit-touch-callout: none;
}

img {
  /*pointer-events:none;*/
  /*禁止图片的点击事件，例如长按保存图片*/
}

input,
select,
textarea {
  outline: none;
}

a {
  text-decoration: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clearfix::after {
  content: "";
  display: block;
  clear: both;
  height: 0;
  overflow: hidden;
}

.clear {
  clear: both;
}

html,
body {
  /*禁止用户选择元素*/
  /*-moz-user-select:none;
 -webkit-user-select: none;
-ms-user-select: none;
 -khtml-user-select:none; */
  /*禁止元素点击出现半透明黑色背景*/
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html {
  height: 100%;
  width: 100%;
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  outline: 0;
  -webkit-text-size-adjust: none;
}

body {
  height: 100%;
  margin: 0;
  position: relative;
}

html {
  font-size: 0.1333vw;
  overflow: hidden;
  overflow: scroll;
}

html body {
  width: 750rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background-image: url(../image/bg.jpg);
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

@media (min-width: 768px) {
  html body {
    background-size: cover;
  }
}

html body header {
  width: 620rem;
  height: 100rem;
  line-height: 100rem;
  font-size: 30rem;
  font-weight: bold;
  color: #0075c1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin: 100rem 0 60rem 0;
}

html body section ul li {
  width: 590rem;
  height: 380rem;
  border-radius: 10rem;
  font-size: 30rem;
  font-weight: bold;
  -webkit-box-shadow: 0 0 15rem 5rem #616060;
          box-shadow: 0 0 15rem 5rem #616060;
  background-color: rgba(255, 255, 255, 0.5);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 40rem;
  position: relative;
}

html body section ul li span {
  width: 280rem;
}

html body section ul li :last-child {
  text-align: end;
  color: red;
  position: absolute;
  right: 30rem;
  bottom: 30rem;
}

html body .mask {
  width: 750rem;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.2);
  position: fixed;
  top: 0;
  left: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

html body .mask div {
  width: 500rem;
  height: 500rem;
}

html body .mask div img {
  width: 500rem;
  height: 500rem;
  background-color: #ffffff;
}

html body .hide_mask {
  -webkit-transform: translateX(-100%);
          transform: translateX(-100%);
  -webkit-transition: -webkit-transform 0.5s;
  transition: -webkit-transform 0.5s;
  transition: transform 0.5s;
  transition: transform 0.5s, -webkit-transform 0.5s;
}

html body .show_mask {
  -webkit-transition: -webkit-transform 0.5s;
  transition: -webkit-transform 0.5s;
  transition: transform 0.5s;
  transition: transform 0.5s, -webkit-transform 0.5s;
  -webkit-transform: translateX(0);
          transform: translateX(0);
}

html body .off {
  width: 100rem;
  height: 100rem;
  line-height: 100rem;
  font-size: 30rem;
  text-align: center;
  position: fixed;
  top: 0;
  right: 0;
}
